Because of the weaker results in the two country units, the group said it expected to post a net loss of between 1.4-1.6 billion euros ($1.9-2.18 billion) in 2014.

Hungary's decision to take correction on old foreign currency loans and repayment, however, is unlikely to go any further, Triechl said, adding that he hopes the "ordeal is slowly over".

"It is an approach by the Hungarian government which we have experienced during the last years, which we can basically summarize as: 'We're going to milk the cow as much as we can, but we are not going to slaughter it'," he added.